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基于小波变换的音频数字水印研究
作者单位:河南工业大学信息科学与工程学院
摘    要:
介绍了数字音频水印技术的发展背景和小波变换思想,给出了一种基于小波变换的音频数字水印及增强性攻击检测方案,最后总结了该方案的优点以及当前存在的问题。

关 键 词:数字音频水印  离散小波变换  版权保护

Research on Audio Digital Watermarking Algorithms Based on DWT
CAO Dan,MA Wu-gang. Research on Audio Digital Watermarking Algorithms Based on DWT[J]. Digital Community & Smart Home, 2008, 0(31)
Authors:CAO Dan  MA Wu-gang
Abstract:
We introduce the development background and the idea of wavelet transformation. An algorithm of digital audio watermarking based on Discrete Wavelet Transform(DWT) is proposed. It caused the watermark system anti-attack capability big enhancement. In addition, Their advantages and and the existing problems are also dicussed.
Keywords:digital audio watermarking  discrete wavelet transform(DWT)  copyright protection
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